Solve Multi-Step Equations like… 2 x − 5( x + 6) = 34 + 5 x

Solve Multi-Step Equations like… 2x −5(x + 6) = 34 + 5x

i-can

Which of the following are like terms?3x 7y -2xy 3y 10xy -3x 7yx

Write down this problem on your

READY RECALL SHEETBe prepared to explain your answer

if you are called on.

Page 14 of your INB

25x 22x

Unit 1: Linear EquationsThis chapter will include some review from last year. Mostly, we will be solving equations – lots of equations!

1.4 – Muli-Step Equations

i-can

Get into your 4-Square Groups

Solve Multi-Step Equations like…

2x −5(x + 6) = 34 + 5x

Page 14-15 of your INB

tap

e

Last time we solved One-Step and Two-Step Equations.

What do you think a

Multi-Step Equation is?

LET’S SOLVE A MULTI-STEP EQUATION!

Multi-Step Equation

Step 4:Isolate the Variable

Step 2:Move Variable to

One Side

Step 3:Isolate the

Variable Term

Step 1:Simplify Both Sides

INTERACTIVE NOTEBOOK TIME

-2x -2x

-18 = 8x - 6+ 6

-12 = 8x

= x-32

Step 1:Simplify Both Sides

Step 2:Move Variable to

One Side

+ 6Step 3:Isolate the

Variable Term

Step 4:Isolate the Variable

8 8

YOU TRY IT!

1. 18x -4 = 3x + 1

2. 20x + 3 = -10x + 9

3. -2n -5n -6 = 2n – 3n

4. 1 + 5a = 9 + a +2 + 2

- 48 - 40x

+40x

Step 1:Simplify Both Sides

Step 2:Move Variable to

One Side

Step 3:Isolate the

Variable Term

Step 4:Isolate the Variable

43 43

+40x

= - 48 - 40x

3x - 5 =

43x - 5 = - 48

+5+5

43x = -43

x = -1

10x – 5 – 7x

YOU TRY IT!

1. 2x + 12 + x = 3(2x – 4)

2. 4(7 + m) = 13 + m

3. -8(5 – 3n) = 40 + 8n 4. 3(4x + 4) – 7x = -23 -2x

Solve Multi-Step Equations like… 2x −5(x + 6) = 34 + 5x

Let’s go back to our “I can” statement and solve it with our new skills.

Worksheet1.4

Solving Multi-StepEquations